Kerala Water Authority Tender

Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in-Charge.Nominal concrete 1:4:8 leaner mix ( including equivalent design mix)

Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m : All kinds of soil (Ref. Item No. 2.10.1 of DSR)

Fencing one side of trenches, 1.50 m height with two rows of 10 cm plastic caution tape in vertical casuarina pole (girth 15cm to 24cm) fixed at 2 m intervals. (Data Prepared based on PWD SDB - Item No.1009)

Bailing out water from the trenches by engaging man coolies wherever necessery

Cutting roots from the trenches by engaging man coolies if necessery

Laying UPVC pipes of class 2 to class 6 and specials, lowering to the trenches already made, placing in position aligning the pipe line to the lines and levels and jointing the pipes and specials with solvent cement and testing the pipe line with water to the required test pressure (excluding cost of pipes and specials). 90 mm nominal outer dia pipes."

Providing 15mm (1/2 inch) house connection with 15mm (1/2 inch) water meter from existing PVC / HDPE mains up to 110 mm dia., up to a length of 5m using 20mm Indian Standard Class 6 uPVC pipe and uPVC / GM / Brass specials viz. brass ferrule, GM full way wheel valve, Elbow, MTA, FTA, couplers, PVC Service Saddle of suitable size etc. and connecting with the mains, testing the joints etc. complete including trenching and refilling in all kinds of soil up to a depth of 1.50m for main line tracing and trench of average cross section 0.3m x 0.75m for laying connection pipe and service pipe, fixing water meter, lighting, watching, providing caution boards, traffic control etc. complete including cost of materials, hire for tools, cost of consumables and labour charges but excluding cost of water meter and meter box and excluding charges for cutting the concrete / tarred / bituminous roads etc, and as per the direction of the departmental officers.

Constructing semi-circular street fountain of approved size 110x75x85cm (vide order no K.W.A./PMU/AE2/112/87 of M.D,TVM. Dtd 30.5.1995) in RCC with 20mm (nominal size) broken stone and 6mm M.S. Rod for foundation, post,kerb,platform. (kerb 160x8x6 cm,platform 12cm thick, post 85x15x10 cm, with pot rest of size 23x23x6cm,PCC 1:2:4) and haunch ob n both sides of post fixed over 20mm metal concrete base 1:4:8 120cmx110cmx15cm.Size and plastered with 1:3,9mm thick with neat flushing coat including cost and conveyance of cement (cement 83.35kg, MS Rod 6mm,.6kg)

Conveying and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc. but excluding cost of pipes and fittings - External work. 80 mm dia nominal bore Data derived from item no.18.12.8 of DAR Data for 10 m

Supplying good quality 80 mm GI ( Class- B ,ISI Marked ) Pipe at site, ready for use.

"Conveying and fixing C.I. sluice valves (with cap) by providing complete with bolts, nuts, rubber insertions etc. excluding the cost of valve (the tail pieces if required will be paid separately) : 80 mm diameter. Class I" Observed Data derived from item no.18.31.of DAR

Construction of standard valve protection tube with 160 mm PVC 6Kg/cm2 pipe & RCC slab of dimension 300 x 300 x 150mm thick with RCC 1:2:4 using graded stone aggregate 20mm nominal size, Reinforcement shall be with 8T@100 B/W, B/F with a 100 mm dia. hole at center of slab to operate valve inside protection tube as per the direction of departmental officers.

Supplying , Conveying & fixing superior quality 90 mm PVC End cap at site

Interconnecting the newly laid 90 mm PVC. Pipe line to the existing line, by cutting the existing 110 mm PVC Pipe Line diametrically, the cut being diametrically perpendicular to the axis of pipe and smoothing of cut ends, inserting the 110 x 90 mm PVC Reducer supplied by the contractor and placing in position,and testing to the required test pressure, including cost of 110 x 90 mm PVC Reducer, supplied by the contractor, Including labour charges , and hire for tools, Fencing, Conveyance charges, Caution board etc; complete.

Interconnecting the newly laid 90 mm PVC. Pipe line to the existing line, by cutting the existing 90 mm PVC. Line diametrically, the cut being diametrically perpendicular to the axis of pipe and smoothing of cut ends, inserting the 90 mm x 90 mm PVC TEE, , 90 mm PVC bit pipes supplied by the contractor and placing in position, jointing , testing to the required test pressure, including cost of TEE, bit pipes supplied by the contractor, labor charges , conveyance and hire for tools etc; complete.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 nominal size)

Supply of CI Plain End Valve Conforming to IS 14846 - 2000, Sluice Valve with Cap PN 1.0, Size 80mm.

Cost of Materials

Supply of uPVC Pipe, IS 4985: 2000 , 6kg/cm2, 90mm Dia.